Listes faunistiques invertébrés
Libron à Vias 06188740
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 4 ko
| Date prélèvement | 21/04/2015 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 8.0 |
| GFI | 2 |
| Variété taxonomique | 22 |
| Taxon indicateur | Hydrobiidae |
| I2M2 | 0.7610 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 0.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 54.0 | dominant |
| Helophytes | 3.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 39.0 | dominant |
| Algues | 1.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Granulats | Moyenne | B |
| P2 | Branchage, racines | Moyenne | A |
| P3 | Granulats | Lente | B |
| P4 | Helophytes | Lente | A |
| P5 | Sables | Lente | B |
| P6 | Algues | Nulle | A |
| P7 | Sables | Nulle | B |
| P8 | Granulats | Nulle | C |
| P9 | Granulats | Moyenne | C |
| P10 | Sables | Lente | C |
| P11 | Litieres | Nulle | A |
| P12 | Granulats | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydroptila | 200 | 1 | ||
| Baetis | 364 | 2 | 4 | 1 |
| Cloeon | 387 | 2 | ||
| Caenis | 457 | 4 | 1 | 5 |
| Ephemerella ignita | 451 | 1 | ||
| Colymbetinae | 2395 | 5 | 1 | |
| Oulimnius | 622 | 1 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 878 | 304 | 551 |
| Dolichopodidae | 836 | 2 | ||
| Clinocerinae | 9813 | 42 | 2 | 4 |
| Ephydridae | 844 | 4 | ||
| Limoniidae | 757 | 1 | ||
| Psychodidae | 783 | 1 | ||
| Rhagionidae | 841 | 1 | ||
| Sciomyzidae | 845 | 1 | ||
| Simuliidae | 801 | 104 | 26 | 92 |
| Tipulidae | 753 | 116 | 3 | |
| Cladocera | 3127 | 3 | 3 | 3 |
| Copepoda | 3206 | 3 | 3 | 3 |
| Ostracoda | 3170 | 3 | 3 | 3 |
| Asellidae | 880 | 1 | 1 | |
| Potamopyrgus | 978 | 3 | ||
| Lymnaeidae | 998 | 2 | ||
| Physidae | 995 | 32 | ||
| Physa (sensu lato) | 997 | 49 | 1 | 3 |
| Physella | 19280 | 14 | 1 | |
| Oligochaeta | 933 | 1480 | 15 | 58 |
| Hydrozoa | 3168 | 3 | 3 | |
| Nematoda | 1089 | 3 | 3 |